42r+48=120

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Solution for 42r+48=120 equation: 


Simplifying
42r + 48 = 120

Reorder the terms:
48 + 42r = 120

Solving
48 + 42r = 120

Solving for variable 'r'.

Move all terms containing r to the left, all other terms to the right.

Add '-48' to each side of the equation.
48 + -48 + 42r = 120 + -48

Combine like terms: 48 + -48 = 0
0 + 42r = 120 + -48
42r = 120 + -48

Combine like terms: 120 + -48 = 72
42r = 72

Divide each side by '42'.
r = 1.714285714

Simplifying
r = 1.714285714

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